6650552222210 has 16 divisors (see below), whose sum is σ = 12891839692536. Its totient is φ = 2455588512768.

The previous prime is 6650552222203. The next prime is 6650552222261. The reversal of 6650552222210 is 122222550566.

It can be written as a sum of positive squares in 4 ways, for example, as 5542271765209 + 1108280457001 = 2354203^2 + 1052749^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25579046879 + ... + 25579047138.

Almost surely, 2^{6650552222210} is an apocalyptic number.

6650552222210 is a deficient number, since it is larger than the sum of its proper divisors (6241287470326).

6650552222210 is a wasteful number, since it uses less digits than its factorization.

6650552222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51158094037.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 6650552222210 its reverse (122222550566), we get a palindrome (6772774772776).

The spelling of 6650552222210 in words is "six trillion, six hundred fifty billion, five hundred fifty-two million, two hundred twenty-two thousand, two hundred ten".